Denver
401 km²
Riyadh
1,798 km²
United States
Saudi Arabia
Area Comparison
Denver is 4.5x smaller than Riyadh
Population Comparison
Denver has 9.7x fewer people than Riyadh
Riyadh is significantly larger, covering 4.5 times the area of Denver. Riyadh spans 1,798 km² (694 mi²) while Denver covers 401 km² (155 mi²) — a difference of 1,397 km². You could fit Denver inside Riyadh approximately 4 times.
To put Denver's size in perspective, its area of 401 km² is about 1.5x smaller than Seoul. Meanwhile, Riyadh at 1,798 km² is about 1.1x the size of London.
In more relatable units, Denver's 401 km² is about 56,000 American football fields, 200 times the area of Monaco, or 120 times the area of Central Park. For Riyadh, that's about 252,000 American football fields, 30 times the area of Manhattan, or 17 times the area of Paris.
Denver is the capital and most populous city of the U.S. state of Colorado. Officially a consolidated city and county, it is located in the South Platte River valley on the western edge of the High Plains, and is just east of the Front Range of the Rocky Mountains (Rockies). Denver is the 19th-most populous city in the United States and the fifth-most populous state capital, with a population of 715,522 at the 2020 census.
Known as "Mile High City", Denver covers 401 km² with a population of 0.7 million. The city was established in 1858. Denver is known for Red Rocks Amphitheatre, Denver Art Museum, Union Station, among other attractions.
Denver sits in the South Platte River valley just east of the Rocky Mountains' Front Range.
Riyadh is the capital and largest city of Saudi Arabia. It is also the capital of the Riyadh Province and the centre of the Riyadh Governorate. Located on the eastern bank of Wadi Hanifa, the current form of the metropolis largely emerged in the 1950s as an expansion of the 18th-century walled town, following the dismantling of its defensive fortifications.
Riyadh has an area of 1,798 km² and is home to 7.0 million people. The city dates back to 1746. Visitors come for Kingdom Centre Tower, Masmak Fortress, Al Faisaliah Tower, and much more.
Riyadh is the capital and largest city of Saudi Arabia, sitting on the eastern bank of Wadi Hanifa.
Denver has a population density of 1,796 people per km² — a relatively spread-out city. Riyadh, with 3,899 people per km², is a moderately dense city. Riyadh is noticeably denser, packing 2.2 times more people per square kilometer.
Size Ratio
Denver fits inside Riyadh ~4 times
Density Gap
Riyadh is 2.2x more densely populated
History
Riyadh is ~112 years older
Denver covers 401 km². Cities with a similar urban footprint include Vienna (415 km²), Portland (376 km²), Philadelphia (370 km²), Seattle (369 km²), or Dhaka (368 km²).
Riyadh covers 1,798 km². Cities with a similar urban footprint include Houston (1,725 km²), Johannesburg (1,644 km²), Shenzhen (1,997 km²), Bogotá (1,578 km²), or London (1,572 km²).
The straight-line distance from Denver to Riyadh is 12,279 km (7,630 miles), with an estimated flight time of ~14h 57m.
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